How is the cause of upper gastrointestinal (GI) bleeding diagnosed in children younger than 2 years?

Updated: Dec 19, 2018
  • Author: Wayne Wolfram, MD, MPH; Chief Editor: Robert K Minkes, MD, PhD  more...
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When a peptic ulcer that is not associated with H pylori infection is diagnosed, a fasting plasma gastrin level is measured to exclude Zollinger-Ellison syndrome.

Significant upper GI bleeding in patients with ulcer is evaluated and treated with immediate endoscopy. Biopsy samples are taken, if warranted.

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